Kiernan Shipka Discovered Her Cat Allergy on the Set of 'Chilling Adventures of Sabrina' - Watch!

Kiernan Shipka made an unfortunate discovery!

The 18-year-old actress made an appearance on Late Night With Seth Meyers on Monday night (October 22).

PHOTOS: Check out the latest pics of Kiernan Shipka

During her appearance, Kiernan admitted she didn’t know who Seth was when she first met him! She also talked about Chilling Adventures of Sabrina, her relationship with Salem the cat and her recent visit to a medium.

She revealed that Salem is “one of the few actors I have not gotten along with…I didn’t expect to be allergic to cats.”

Watch below!